Home / 1,135,580.55-1,566,705.44-727,907.18

Finding the Fourth Proportional to 1,135,580.55, 1,566,705.44 and 727,907.18

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Solution

The fourth proportional to 1,135,580.55, 1,566,705.44 and 727,907.18 is: 1,004,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,580.55 : 1,566,705.44 = 727,907.18 : x
  2. Step 2: Convert to fraction form
    1,135,580.55/1,566,705.44 = 727,907.18/x
  3. Step 3: Cross multiply
    1,135,580.55x = 1,566,705.44 × 727,907.18
  4. Step 4: Simplify right side
    1,135,580.55x = 1,140,416,127,248.00
  5. Step 5: Solve for x
    x = 1,140,416,127,248.00/1,135,580.55
  6. Step 6: Final answer
    x = 1,004,258.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.